#include <stdio.h>
struct student
{
int num;
char name[20];
char sex;
int age;
};
struct student stu[3]={{10101,"Li Lin",'M',18},{10102,"Zhang Fang",'M',19},{10103,"Wang Min",'F',20}};
int main()
{
struct student *p;
p = stu; 
printf("No. Name sex age\n");
for (p=stu;p<stu+3;p++)
printf("%5d %-20s%2c%4d\n",p->num,p->name,p->sex,p->age);}
